Complete supermarket POS software with Back Office(Admin) solution

Hello all, We have a small Grocery ( supermarket + vegetable stores) with 10 employees. currently working / running stoere manual way. we want to impliment like any modern days POS system at our store. Supermarket POS Software: * Grocery Checkout * Grocery Cash Register * Back Office Features * Customer Relations * Inventory Management * Electronic Features 1. Need fully functional, highly specialized POS solution that caters to our demands as a grocer / store owner / run super market. * Compare daily, weekly, monthly, and yearly sales * Find best and worst selling products * Track customer buying patterns * View daily sales tenders & deposits * Self-Checkout Solutions * Monitor cash registers, and in depth Cashier Analysis 2. Back Office POS solution ( Admin section ) Owner / managers complete control of all the essential business operations such as: customer and product profitability reports, price changes, promotional discounts, cash register accounting and tracking, and customer loyalty programs, to name a few. With IT Retail’s software grocery store managers can finally break free from the restraints of a difficult, slow, and unresponsive point of sale solution to indulge in a system that works for them. I can pay maximum ( i repeate maximum $2000) i can see online there are software in $600 around, but i need one time pay and use life long...no renew, or hiden cost etc. if any individual programar has done this POS b4 plz contact me...so we can work long term way ( infeature if i need to add / remove, i can can contact, i will pay for that ) this time i trying to upgrade my store due to less sale...so can't pay more. coz hardware, camera etc i need to buy too. i will not even look if any one Big more then $2000, don't want money maker......want who really done this project in past and ready to take one golden egg in a day. regards Sony